>что значит прет?
>sh int tu XX покажите
Tunnel is up, line protocol is up
  Hardware is Tunnel
  Description:
  Internet address is 192.192.192.2/30
  MTU 1514 bytes, BW 9 Kbit, DLY 500000 usec,
     reliability 255/255, txload 1/255, rxload 45/255
  Encapsulation TUNNEL, loopback not set
  Keepalive not set
  Tunnel source XXX.XXX.XXX.XXX, destination YYY.YYY.YYY.YYY
  Tunnel protocol/transport IP/IP, key 0x1
  Order sequence numbers 0/0 (tx/rx)
  Checksumming of packets disabled,  fast tunneling disabled
  Last input 00:00:00, output 00:07:36, output hang never
  Last clearing of "show interface" counters never
  Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0
  Queueing strategy: fifo
  Output queue :0/0 (size/max)
  5 minute input rate 9000 bits/sec, 10 packets/sec
  5 minute output rate 0 bits/sec, 0 packets/sec
     299741 packets input, 31929411 bytes, 0 no buffer
     Received 0 broadcasts, 0 runts, 0 giants, 0 throttles
     0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort
     3168 packets output, 220968 bytes, 0 underruns
     0 output errors, 0 collisions, 0 interface resets
     0 output buffer failures, 0 output buffers swapped out